Would you use a physical model or a conceptual model to describe the following: a gold coin, dollar bill, car engine, air pollution, virus, spread of sexually transmitted disease?
A. physical model-gold coin, dollar bill, car engine; conceptual model-virus, air pollution, spread of sexually transmitted disease
B. conceptual model-gold coin, car engine, virus; physical model-air pollution, spread of sexually transmitted disease, dollar bill
C. physical model-gold coin, car engine, virus; conceptual model-air pollution, spread of sexually transmitted disease; dollar bill, which could represent wealth, may well be described by either model
D. You could adequately describe all of the topics by either model. The choice depends only on the characteristics requiring description.
Answer: C
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If the total world population reaches 13 billion, what is one issue that consumers will need to address to maintain the population on Earth while considering carrying capacity of Earth itself?
A) Behavior, attitudes and lifestyles will need to follow a path of increasing consumption of resources. B) Resources will need to be limited in only developing countries. C) Behavior, lifestyles, and expectations will need to follow a path of minimizing consumption of resources. D) Resource demand will need to be limited in only developed countries. E) Since biocapacity will be less than carrying capacity, consumption in developing countries can increase.
Russian is part of what language branch?
A) Balto-Slavic B) Germanic C) Indo-Iranian D) Romance E) Altaic
In which of the following region would you expect to have the highest levels of seawater salinity?
A) Polar oceans B) Midlatitude oceans C) Subtropical oceans D) Equatorial oceans
Tectonic forces
A. erode the surface of Earth. B. warp, fold, and uplift rock. C. control soil formation processes. D. form sedimentary rock.